A. copper (ll) tetraoxosulphate (IV)
B. sodium trioxocarbonate (IV)
C. sodium chloride
D. alum
Correct Answer: Option B
B. sodium trioxocarbonate (IV)
A. copper (ll) tetraoxosulphate (IV)
B. sodium trioxocarbonate (IV)
C. sodium chloride
D. alum
Correct Answer: Option B
B. sodium trioxocarbonate (IV)
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